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Internal Frame Backpacks

(246 products)
Products (246)
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  • Sale Ends Today
    GregoryBaltoro 65 Pack - Closeout - Men's
    $164.73
    Save 50%
    compared to  $329.95
    104 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    4.72 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    REI Co-opTrail 25 Pack
    $99.95
    134 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    25 liters
    Weight:
    1.81 to 1.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    OspreyKestrel 38 Pack - Men's
    $156.93 - $210.00
    29 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    36 to 38 liters
    Weight:
    4.07 to 4.24 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Today
    Top Rated
    GregoryBaltoro 75 Pack - Closeout - Men's
    $174.73
    Save 50%
    compared to  $349.95
    80 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    4.8 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    GregoryBaltoro 75 Pack - Men's
    $265.93
    Save 30%
    compared to  $379.95
    122 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 to 80 liters
    Weight:
    4.8 to 5.4 lbs
    Features:
    Reservoir Compatible
  • Sale Ends Today
    GregoryDeva 70 Pack - Closeout - Women's
    $174.73
    Save 50%
    compared to  $349.95
    58 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday, Extended
    Gear Capacity:
    65 to 75 liters
    Weight:
    4.7 to 5.1 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    REI Co-opTrail 40 Pack - Men's
    $149.00
    45 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.75 to 3 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    GregoryMaven 45 Pack - Closeout - Women's
    $179.73
    Save 21% - 25%
    compared to  $229.95 - $239.95
    2 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    42 to 45 liters
    Weight:
    3.25 to 3.31 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
  • Sale Ends Today
    Top Rated
    GregoryDeva 60 Pack - Closeout - Women's
    $164.73
    Save 50%
    compared to  $329.95
    7 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 65 liters
    Weight:
    4.61 to 4.96 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryParagon 48 Pack - Men's
    $179.73
    Save 21% - 25%
    compared to  $229.95 - $239.95
    2 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    48 liters
    Weight:
    3.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    OspreyStratos 34 Pack - Men's
    $200.00
    83 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    34 liters
    Weight:
    3.15 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Today
    Top Rated
    GregoryKatmai 65 Pack - Closeout - Men's Plus Sizes
    $139.73
    Save 54%
    compared to  $309.95
    16 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    5 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryBaltoro 65 Pack - Men's
    $244.93
    Save 30%
    compared to  $349.95
    88 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday, Extended
    Gear Capacity:
    60 to 70 liters
    Weight:
    4.72 to 5.25 lbs
    Features:
    Reservoir Compatible
    Top Rated
    OspreyMira 32 Hydration Pack - Women's
    $164.93
    Save 25%
    compared to  $220.00
    32 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    32 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.39 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
    Top Rated
    OspreyManta 34 Hydration Pack - Men's
    $164.93
    Save 25%
    compared to  $220.00
    37 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    34 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.5 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
    Top Rated
    REI Co-opTrail 40 Pack - Women's
    $149.00
    22 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.56 to 2.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyTempest 20 Pack - Women's
    $102.73
    Save 35%
    compared to  $160.00
    158 reviews with an average rating of 4.1 out of 5 stars
    Gear Capacity:
    18 to 20 liters
    Weight:
    2.04 to 2.21 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    DeuterAircontact Core 50 + 10 Pack - Men's
    $167.93
    Save 30%
    compared to  $240.00
    25 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    4.37 lbs
    Features:
    Reservoir Compatible
    GregoryParagon 58 Pack - Closeout - Men's
    $202.73
    Save 22% - 24%
    compared to  $259.95 - $269.95
    1 reviews with an average rating of 3.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    3.5 to 3.56 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    DeuterTrail Pro 33 Pack
    $129.73
    Save 25%
    compared to  $175.00
    0 reviews
    Gear Capacity:
    33 liters
    Weight:
    3.28 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    GregoryCitro 30 Pack
    $119.73
    Save 25%
    compared to  $159.95
    0 reviews
    Gear Capacity:
    30 liters
    Weight:
    2.09 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    DeuterTrail 23 SL Pack - Women's
    $99.73
    Save 26%
    compared to  $135.00
    0 reviews
    Gear Capacity:
    23 liters
    Weight:
    2.14 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    DeuterTrail Pro 31 SL Pack - Women's
    $129.73
    Save 25%
    compared to  $175.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    31 liters
    Weight:
    3.15 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    REI Co-opTarn 40 Pack - Kids'
    $119.00
    12 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    2.44 lbs
    Features:
    Reservoir Compatible
    DeuterAircontact Core 45 + 10 SL Pack - Women's
    $167.93
    Save 30%
    compared to  $240.00
    26 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    4.31 lbs
    Features:
    Reservoir Compatible
    GregoryKalmia 60 Pack - Closeout - Women's
    $199.73
    Save 35%
    compared to  $309.95
    2 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 60 liters
    Weight:
    4.41 to 4.48 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryJuno 24 Pack - Women's
    $112.73
    Save 24%
    compared to  $149.95
    5 reviews with an average rating of 3.4 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    1.93 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    DeuterTrail 25 Pack
    $99.73
    Save 26%
    compared to  $135.00
    0 reviews
    Gear Capacity:
    25 liters
    Weight:
    2.25 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    GregoryJuno 30 Pack - Women's
    $119.73
    Save 25%
    compared to  $159.95
    3 reviews with an average rating of 3.7 out of 5 stars
    Gear Capacity:
    30 liters
    Weight:
    2.06 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    OspreyManta 24 Hydration Pack - Men's
    $149.93
    Save 25%
    compared to  $200.00
    27 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    24 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.33 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
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